chromium/third_party/blink/renderer/core/style/grid_area.h

/*
 * Copyright (C) 2013 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 * this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_STYLE_GRID_AREA_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_STYLE_GRID_AREA_H_

#include "base/check_op.h"
#include "base/dcheck_is_on.h"
#include "third_party/blink/renderer/core/style/grid_enums.h"
#include "third_party/blink/renderer/platform/wtf/allocator/allocator.h"
#include "third_party/blink/renderer/platform/wtf/hash_map.h"
#include "third_party/blink/renderer/platform/wtf/math_extras.h"
#include "third_party/blink/renderer/platform/wtf/text/string_hash.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"

namespace blink {

// Legacy grid expands out auto-repeaters, so it has a lower cap than GridNG.
// Note that this actually allows a [-999,999] range.
const int kLegacyGridMaxTracks = …;
const int kGridMaxTracks = …;

// A span in a single direction (either rows or columns). Note that |start_line|
// and |end_line| are grid lines' indexes.
// Despite line numbers in the spec start in "1", the indexes here start in "0".
struct GridSpan { … };

// This represents a grid area that spans in both rows' and columns' direction.
struct GridArea { … };

NamedGridAreaMap;

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_STYLE_GRID_AREA_H_